Roehrer, Christoph, Michael Ertl, Mathias Altmann, Piotr Kasprzak, Ulrich Bogdahn, Gerhard Schuierer, and Felix Schlachetzki. “Internal Carotid Artery Pseudo Occlusion With Embolic Cerebral Ischemia and Low Flow in the Central Retinal Artery: A Diagnostic Challenge”. Clinics and Practice 1, no. 3 (August 17, 2011): e62. Accessed October 18, 2019. https://clinicsandpractice.org/index.php/cp/article/view/cp.2011.e62.